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Tag: AncestryDNA

A graph of autosomal dna database growth.

How Are Our Databases Doing?

April 23, 2025 thednageek 19d Comments

There are now more than 53 million tested DNA kits, and growth has been steady for the past 5 years.

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Posted in: DNA Testing Filed under: 23andMe, AncestryDNA, database growth, database size, FamilyTreeDNA, GEDmatch, MyHeritage
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Yaniv Was Right

September 12, 2023 thednageek 40d Comments

Genetic genealogy needs to protect itself with cryptosignatures.

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Posted in: DNA Testing Filed under: AncestryDNA, autosomal DNA transfers, cryptographic signature, data security, DNA uploads, forensic genetic genealogy, informed consent, law enforcement, Yaniv Erlich
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The Award for Best Relationship Predictor Goes to …

June 9, 2023 thednageek 6d Comments

Relationship Predictor Survey The Relationship Predictor Survey was launched in March 2023 to collect large-scale data from citizen scientists (like…

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Posted in: Making Sense of DNA Filed under: age, AncestryDNA, MyHeritage DNA, predicted relationships, relationship prediction, shared centimorgans, Shared cM Tool
A man in military garb is shown with his name on the back of his shirt.

Rules? We Don’t Need No Stinkin’ Rules

May 20, 2023 thednageek 99d Comments

In a fit of anger, William Leslie Arnold murdered his parents in 1958 in Nebraska. He escaped jail in 1967,…

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Posted in: Forensic Genetic Genealogy Filed under: 23andMe, AncestryDNA, Department of Justice, ethics, forensic genetic genealogy, MyHeritage DNA, Othram, Parabon NanoLabs
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The Relationship Predictor Comparison: A First Peek

April 11, 2023 thednageek 20d Comments

How much do ages improve the new relationship predictions at MyHeritage? Here’s a sneak peek into a longer-term study.

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Posted in: Making Sense of DNA Filed under: age, AncestryDNA, cM Explainer, MyHeritage DNA, relationship prediction, shared centimorgans, Shared cM Tool
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Relationship Prediction Tools: Which Is Best?

March 15, 2023 thednageek 27d Comments

Science is like a ratchet. Each discovery builds upon previous work, and ideas that withstand scrutiny become stepping stones to…

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Posted in: Making Sense of DNA Filed under: AncestryDNA, cM Explainer, MyHeritage DNA, predicted relationships, relationship prediction, Shared cM Project, Shared cM Tool
A family tree with the names of three different people.

AncestryDNA’s SideView Assigns Matches to Parent Sides

October 5, 2022 thednageek 76d Comments

The Zoo Problem Imagine a 5-year-old telling you about their trip to the zoo. They might, in breathless excitement, report…

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Posted in: DNA Testing, Making Sense of DNA Filed under: AncestryDNA, DNA matches, ethnicity estimates, phasing, relative matching, SideView
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AncestryDNA Updates Their Ethnicity Estimates

August 20, 2022 thednageek 5d Comments

It’s that time of year, folks, when AncestryDNA does their annual update of ethnicity estimates! These are the percentages accompanied…

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Posted in: Ethnicity Estimates Filed under: AncestryDNA, chromosome painter, ethnicity estimates, French, German, Hawaiian, Irish, Māori, Spanish
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DNA as Negative Evidence, Revisited

August 14, 2022 thednageek 11d Comments

Negative evidence is the absence of something you would expect to see under the circumstances. We use negative evidence daily…

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Posted in: Busting Brick Walls, Making Sense of DNA Filed under: AncestryDNA, misattributed paternity, negative evidence, probabilities, probability, Shared Matches, What Are the Odds? (WATO)
A chart showing the number of people in each region.

Chromosome Painting at Ancestry

August 8, 2022 thednageek 21d Comments

AncestryDNA recently introduced a new feature that maps your ethnicities onto your individual chromosomes. This beta chromosome painter can be…

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Posted in: Ethnicity Estimates Filed under: AncestryDNA, chromosome painter, ethnicity estimates

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Recent Posts

  • How Are Our Databases Doing? April 23, 2025
  • 23andMe Is Reorganizing. It’s Okay. March 25, 2025
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